1. Department of Cardiovascular Medicine (K.M., Y.M., A.W., N.U., K.N., T.K., M.W., K.I., Y.I.-Y., S.N., T.A., K. Kusano), National Cerebral and Cardiovascular Center, Suita, Japan.
2. Department of Medical and Health Information Management, Open Innovation Center (K. Kanaoka, R.T.-K.), National Cerebral and Cardiovascular Center, Suita, Japan.
3. Department of Radiology (Y.O., T.F.), National Cerebral and Cardiovascular Center, Suita, Japan.
4. Department of Medicine II, Kansai Medical University, Moriguchi, Japan (M.Y., H.T., M.T.).
5. New Development Group, Hashimoto Electronic Industry Co, Ltd, Matsusaka, Japan (H.I., A.N., T.N.).
6. Department of Cerebrovascular Medicine (M.K.), National Cerebral and Cardiovascular Center, Suita, Japan.
7. Second Department of Internal Medicine, University of Toyama, Toyama, Japan (N.K.).